fun optional(defaultValue: T? = null): BasicDerAdapter<T> = copy(isOptional = true, defaultValue = defaultValue)

  /**
   * Returns a copy of this adapter that sets the encoded or decoded value as the type hint for the
   * other adapters on this SEQUENCE to interrogate.
   */
  fun asTypeHint(): BasicDerAdapter<T> = copy(typeHint = true)

  }

  @CollectionSize.Require(SEVERAL)
  @MapFeature.Require(SUPPORTS_REMOVE)
  /*
   * SetMultimap.asMap essentially returns a Map<K, Set<V>>; we just can't declare it that way.
   * Thus, calls like asMap().values().remove(someSet) are safe because they are comparing a set to
   * a collection of other sets.
   */
  @SuppressWarnings("CollectionUndefinedEquality")
  public void testValuesRemove() {

import java.util.Iterator;
import java.util.NavigableSet;
import java.util.SortedSet;
import org.jspecify.annotations.Nullable;

/**
 * A navigable set which forwards all its method calls to another navigable set. Subclasses should
 * override one or more methods to modify the behavior of the backing set as desired per the <a
 * href="http://en.wikipedia.org/wiki/Decorator_pattern">decorator pattern</a>.
 *

     */
    protected abstract DictionaryFile<? extends DictionaryItem> newDictionaryFile(String id, String path, Date timestamp);

    /**
     * Sets the dictionary manager for this creator.
     *
     * @param dictionaryManager the dictionary manager to set
     */
    public void setDictionaryManager(final DictionaryManager dictionaryManager) {
        this.dictionaryManager = dictionaryManager;
    }

    }
  }

  /** get returns the last value set at index */
  public void testGetSet() {
    AtomicDoubleArray aa = new AtomicDoubleArray(VALUES.length);
    for (int i = 0; i < VALUES.length; i++) {
      assertBitEquals(0.0, aa.get(i));
      aa.set(i, VALUES[i]);
      assertBitEquals(VALUES[i], aa.get(i));
      aa.set(i, -3.0);
      assertBitEquals(-3.0, aa.get(i));
    }
  }

  private val requestedHosts: MutableList<String> = mutableListOf()
  private var nextAddress = 0xff000064L // 255.0.0.100 in IPv4; ::ff00:64 in IPv6.

  /** Sets the results for `hostname`.  */
  operator fun set(
    hostname: String,
    addresses: List<InetAddress>,
  ): FakeDns {
    hostAddresses[hostname] = addresses
    return this
  }

  /** Clears the results for `hostname`.  */

     */
    public String accessType;

    /**
     * The size field for controlling page size.
     */
    public String size;

    /**
     * Sets the page size for search log results.
     *
     * @param size the page size to set
     */
    public void setPageSize(final int size) {
        this.size = Integer.toString(size);
    }

    /**

        }
    }

    /**
     * Gets the new input words.
     *
     * @return The new input words.
     */
    public String[] getNewInputs() {
        return newInputs;
    }

    /**
     * Sets the new input words.
     *
     * @param newInputs The new input words.
     */
    public void setNewInputs(final String[] newInputs) {
        this.newInputs = newInputs;
    }

    /**

    }
  }

  static <E extends @Nullable Object> Collection<E> filterCollection(
      Collection<E> collection, Predicate<? super E> predicate) {
    if (collection instanceof Set) {
      return Sets.filter((Set<E>) collection, predicate);
    } else {
      return Collections2.filter(collection, predicate);
    }
  }

  @Override
  public boolean containsKey(@Nullable Object key) {

     */
    public static void shutdown(final String[] args) {
        System.exit(0);
    }

    /**
     * Checks if the lasta.env system property is not set.
     *
     * @return true if lasta.env is not set, false otherwise
     */
    private static boolean isNoneEnv() {
        return System.getProperty("lasta.env") == null;
    }

    /**